A reduced power striker spring that is rated at 4 lb, which is less 1 pound than the factory spring. This spring will help improve the trigger pull.
All Smith & Wesson M&P models
Reduced power striker springs are used to tune the factory trigger pull on the M&P pistol.
These springs are rated at 4 pounds, as opposed to the factory 5 pounds.
Intended for competition rather than duty use.
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